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Foraminferea - Miliolida - Milioliporidae

Orthotrinacria is a genus. It is not extant.

It was assigned to Orthotrinacriinae by Loeblich and Tappan (1988); to Foraminiferida by Sepkoski (2002); and to Milioliporidae by Kiessling (2003).

Species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
1988Orthotrinacria Loeblich and Tappan
2002Orthotrinacria Sepkoski, Jr.
2003Orthotrinacria Kiessling

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classForaminfereaLee 1990
orderMiliolidaLankester 1885
suborderMiliolinaDelage and Hérouard 1896
superfamilySoritoideaEhrenberg 1839
familyMilioliporidaeBrönnimann and Zaninetti 1971

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

No diagnoses are available